Base | Representation |
---|---|
bin | 101101111100111100011001… |
… | …010101001111001111011011 |
3 | 222111120120201020012021121021 |
4 | 231330330121111033033123 |
5 | 202442202011421024011 |
6 | 1553455302003023311 |
7 | 60366152104241332 |
oct | 5574743125171733 |
9 | 874516636167537 |
10 | 202100111111131 |
11 | 594391a2a8a712 |
12 | 1a80043236ab37 |
13 | 889cc603669cc |
14 | 37c99aa1b8d19 |
15 | 185714ae03471 |
hex | b7cf1954f3db |
202100111111131 has 2 divisors, whose sum is σ = 202100111111132. Its totient is φ = 202100111111130.
The previous prime is 202100111111099. The next prime is 202100111111153. The reversal of 202100111111131 is 131111111001202.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 202100111111131 - 25 = 202100111111099 is a prime.
It is a super-2 number, since 2×2021001111111312 (a number of 29 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (202100114111131) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101050055555565 + 101050055555566.
It is an arithmetic number, because the mean of its divisors is an integer number (101050055555566).
Almost surely, 2202100111111131 is an apocalyptic number.
202100111111131 is a deficient number, since it is larger than the sum of its proper divisors (1).
202100111111131 is an equidigital number, since it uses as much as digits as its factorization.
202100111111131 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12, while the sum is 16.
Adding to 202100111111131 its reverse (131111111001202), we get a palindrome (333211222112333).
The spelling of 202100111111131 in words is "two hundred two trillion, one hundred billion, one hundred eleven million, one hundred eleven thousand, one hundred thirty-one".
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